:root {
  color-scheme: light;
  --bg: #edf2ff;
  --bg-deep: #e7ecff;
  --card: rgba(255, 255, 255, 0.88);
  --card-solid: #ffffff;
  --text: #101828;
  --muted: #667085;
  --subtle: #98a2b3;
  --primary: #3b5bdb;
  --primary-dark: #263fa8;
  --primary-soft: #eef2ff;
  --accent: #10b981;
  --border: rgba(31, 41, 55, 0.12);
  --danger: #b42318;
  --success: #067647;
  --warning: #b54708;
  --shadow: 0 24px 70px rgba(28, 39, 76, 0.16);
  --shadow-soft: 0 14px 36px rgba(28, 39, 76, 0.1);
  --radius-xl: 28px;
  --radius-lg: 22px;
  --radius-md: 14px;
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at top left, rgba(59, 91, 219, 0.22), transparent 32rem),
    radial-gradient(circle at top right, rgba(16, 185, 129, 0.16), transparent 30rem),
    linear-gradient(135deg, var(--bg), var(--bg-deep));
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
  line-height: 1.5;
  min-height: 100vh;
}

a {
  color: var(--primary);
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  font-size: clamp(2rem, 5vw, 4rem);
  letter-spacing: -0.055em;
  line-height: 0.98;
  margin-bottom: 18px;
}

h2 {
  font-size: 1.35rem;
  letter-spacing: -0.025em;
  margin-bottom: 8px;
}

p {
  color: var(--muted);
}

.app-shell {
  min-height: 100vh;
  padding: 18px;
}

.topbar {
  align-items: center;
  backdrop-filter: blur(18px);
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid var(--border);
  border-radius: 999px;
  box-shadow: var(--shadow-soft);
  display: flex;
  gap: 20px;
  justify-content: space-between;
  margin: 0 auto;
  max-width: 1180px;
  padding: 12px 14px;
  position: sticky;
  top: 18px;
  z-index: 10;
}

.brand {
  align-items: center;
  color: var(--text);
  display: inline-flex;
  gap: 12px;
  text-decoration: none;
}

.brand-mark,
.avatar,
.ticket-icon,
.empty-icon {
  align-items: center;
  background: linear-gradient(135deg, var(--primary), #7c3aed);
  border-radius: 16px;
  color: #ffffff;
  display: inline-flex;
  font-weight: 800;
  justify-content: center;
}

.brand-mark {
  height: 44px;
  width: 44px;
}

.brand-title,
.brand-subtitle {
  display: block;
}

.brand-title {
  font-weight: 800;
  letter-spacing: -0.02em;
}

.brand-subtitle {
  color: var(--muted);
  font-size: 0.78rem;
}

.nav-links {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: flex-end;
}

.nav-link,
.user-chip,
.ghost-button {
  border-radius: 999px;
  color: var(--text);
  font-size: 0.94rem;
  font-weight: 700;
  padding: 10px 14px;
  text-decoration: none;
}

.nav-link:hover,
.ghost-button:hover {
  background: var(--primary-soft);
  color: var(--primary);
}

.user-chip {
  background: rgba(255, 255, 255, 0.74);
  border: 1px solid var(--border);
  color: var(--muted);
  max-width: 240px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.container {
  margin: 0 auto;
  max-width: 1180px;
  padding: 44px 0 28px;
}

.hero,
.card {
  margin-bottom: 22px;
}

.hero-card,
.card {
  backdrop-filter: blur(22px);
  background: var(--card);
  border: 1px solid rgba(255, 255, 255, 0.64);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow);
  padding: clamp(22px, 4vw, 38px);
}

.hero-card {
  align-items: center;
  display: flex;
  gap: 28px;
  justify-content: space-between;
  overflow: hidden;
  position: relative;
}

.hero-card::after {
  background: linear-gradient(135deg, rgba(59, 91, 219, 0.12), rgba(16, 185, 129, 0.12));
  border-radius: 999px;
  content: "";
  height: 210px;
  position: absolute;
  right: -90px;
  top: -90px;
  width: 210px;
}

.hero-card > * {
  position: relative;
  z-index: 1;
}

.hero p {
  font-size: 1.08rem;
  max-width: 760px;
}

.hero-actions {
  flex: 0 0 auto;
}

.row {
  align-items: center;
  display: flex;
  justify-content: space-between;
}

.auth-layout,
.chat-grid,
.ticket-detail-grid {
  display: grid;
  gap: 24px;
}

.auth-layout {
  align-items: center;
  grid-template-columns: minmax(0, 1fr) minmax(340px, 440px);
  min-height: calc(100vh - 180px);
}

.auth-panel {
  padding: 24px;
}

.auth-panel p {
  font-size: 1.12rem;
  max-width: 620px;
}

.auth-card {
  margin-left: auto;
  margin-right: auto;
  max-width: 480px;
  width: 100%;
}

.chat-grid,
.ticket-detail-grid {
  align-items: start;
  grid-template-columns: minmax(0, 1fr) 360px;
}

.main-column,
.side-column {
  display: grid;
  gap: 22px;
}

.side-column {
  position: sticky;
  top: 112px;
}

.composer-card textarea {
  min-height: 190px;
}

.chat-card {
  display: grid;
  gap: 18px;
  min-height: calc(100vh - 190px);
}

.chat-card h1 {
  font-size: clamp(2rem, 4vw, 3.25rem);
}

.chat-transcript {
  align-content: start;
  background: rgba(255, 255, 255, 0.46);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  max-height: 58vh;
  min-height: 390px;
  overflow-y: auto;
  padding: 18px;
}

.empty-chat {
  align-items: center;
  display: grid;
  justify-items: center;
  margin: auto;
  max-width: 520px;
  padding: 46px 18px;
  text-align: center;
}

.chat-composer {
  align-items: stretch;
  display: grid;
  gap: 12px;
  grid-template-columns: minmax(0, 1fr);
}

.chat-composer textarea {
  max-height: 160px;
  min-height: 58px;
  resize: vertical;
}

.new-issue-toggle {
  align-items: center;
  color: var(--text);
  display: inline-flex;
  font-weight: 700;
  gap: 8px;
}

.new-issue-toggle input[type="checkbox"] {
  margin: 0;
  width: auto;
}

.composer-actions {
  align-items: center;
  display: flex;
  gap: 10px;
}

.file-chip {
  align-items: center;
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--primary);
  cursor: pointer;
  display: inline-flex;
  font-weight: 800;
  justify-content: center;
  padding: 13px 16px;
  white-space: nowrap;
}

.file-chip:hover {
  background: var(--primary-soft);
}

.image-preview {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.image-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 12px;
}

.image-strip img {
  border: 1px solid var(--border);
  border-radius: 14px;
  display: block;
  height: 86px;
  object-fit: cover;
  width: 110px;
}

.chat-actions {
  display: grid;
  gap: 12px;
}

.ticket-created {
  display: grid;
}

.section-heading {
  align-items: flex-start;
  display: flex;
  gap: 16px;
  justify-content: space-between;
  margin-bottom: 18px;
}

.section-heading p {
  margin-bottom: 0;
}

.eyebrow {
  color: var(--primary);
  display: inline-block;
  font-size: 0.76rem;
  font-weight: 900;
  letter-spacing: 0.12em;
  margin-bottom: 12px;
  text-transform: uppercase;
}

.stack {
  display: grid;
  gap: 16px;
}

label {
  display: grid;
  font-weight: 750;
  gap: 8px;
}

input,
textarea {
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  color: var(--text);
  font: inherit;
  outline: none;
  padding: 14px 16px;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
  width: 100%;
}

input:focus,
textarea:focus {
  background: #ffffff;
  border-color: rgba(59, 91, 219, 0.55);
  box-shadow: 0 0 0 4px rgba(59, 91, 219, 0.12);
}

textarea {
  resize: vertical;
}

button,
.button-link {
  align-items: center;
  background: linear-gradient(135deg, var(--primary), #6d5dfc);
  border: 0;
  border-radius: 999px;
  box-shadow: 0 12px 24px rgba(59, 91, 219, 0.28);
  color: #ffffff;
  cursor: pointer;
  display: inline-flex;
  font: inherit;
  font-weight: 800;
  justify-content: center;
  padding: 13px 18px;
  text-decoration: none;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

button:hover,
.button-link:hover {
  box-shadow: 0 16px 30px rgba(59, 91, 219, 0.34);
  transform: translateY(-1px);
}

button:disabled {
  cursor: wait;
  opacity: 0.66;
  transform: none;
}

.large-button {
  font-size: 1rem;
  padding: 16px 22px;
}

.compact {
  padding: 10px 14px;
}

.secondary {
  background: #ffffff;
  border: 1px solid var(--border);
  box-shadow: none;
  color: var(--primary);
}

.secondary:hover {
  background: var(--primary-soft);
  box-shadow: var(--shadow-soft);
}

.ghost-button {
  background: transparent;
  border: 0;
  box-shadow: none;
  cursor: pointer;
}

.inline {
  display: inline;
}

.full-width {
  width: 100%;
}

.center {
  text-align: center;
}

.notice,
.error,
.warning {
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  margin: 18px auto 0;
  max-width: 1180px;
  padding: 13px 16px;
}

.notice {
  background: rgba(255, 247, 237, 0.92);
  border-color: rgba(245, 158, 11, 0.24);
  color: var(--warning);
}

.error {
  background: #fef3f2;
  border-color: #fecdca;
  color: var(--danger);
}

.warning {
  background: #fff7ed;
  border-color: #fed7aa;
  color: var(--warning);
}

.success-card {
  border-color: rgba(16, 185, 129, 0.28);
}

.muted {
  color: var(--muted);
}

.feature-list,
.route-list,
.suggestion-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.feature-list span,
.route-list span,
.suggestion-row span {
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 700;
  padding: 8px 12px;
}

.suggestion-row {
  margin-top: -4px;
}

.status-dot {
  align-items: center;
  background: rgba(16, 185, 129, 0.12);
  border-radius: 999px;
  color: var(--success);
  display: inline-flex;
  font-size: 0.84rem;
  font-weight: 800;
  gap: 8px;
  padding: 8px 12px;
}

.status-dot::before {
  background: var(--accent);
  border-radius: 999px;
  content: "";
  height: 8px;
  width: 8px;
}

.conversation {
  display: grid;
  gap: 14px;
}

.bubble {
  align-items: flex-start;
  border-radius: var(--radius-lg);
  display: flex;
  gap: 14px;
  padding: 18px;
}

.bubble.user {
  background: rgba(238, 242, 255, 0.88);
  margin-left: auto;
  max-width: 82%;
}

.bubble.assistant {
  background: rgba(255, 255, 255, 0.86);
  border: 1px solid var(--border);
  margin-right: auto;
  max-width: 88%;
}

.bubble.pending {
  opacity: 0.72;
}

.avatar {
  border-radius: 14px;
  flex: 0 0 auto;
  font-size: 0.82rem;
  height: 38px;
  width: 38px;
}

.bubble-body {
  min-width: 0;
}

.bubble-body p {
  margin-bottom: 0;
}

.message-meta {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 8px;
}

.pill {
  background: var(--primary-soft);
  border-radius: 999px;
  color: var(--primary);
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 850;
  padding: 5px 10px;
}

.status-pill {
  background: rgba(16, 185, 129, 0.12);
  color: var(--success);
}

.grid,
.stat-grid {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  margin: 16px 0;
}

.stat-card {
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid var(--border);
  border-radius: 18px;
  font-weight: 850;
  padding: 14px;
}

.label {
  color: var(--subtle);
  display: block;
  font-size: 0.72rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  margin-bottom: 4px;
  text-transform: uppercase;
}

.info-card,
.mini-card,
.triage-card {
  padding: 24px;
}

.ticket-list {
  display: grid;
  gap: 14px;
}

.ticket-row {
  align-items: center;
  background: rgba(255, 255, 255, 0.68);
  border: 1px solid var(--border);
  border-radius: 20px;
  color: var(--text);
  display: flex;
  justify-content: space-between;
  padding: 16px;
  text-decoration: none;
  transition: border-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}

.ticket-row:hover {
  border-color: rgba(59, 91, 219, 0.42);
  box-shadow: var(--shadow-soft);
  transform: translateY(-2px);
}

.ticket-main {
  align-items: center;
  display: flex;
  gap: 14px;
  min-width: 0;
}

.ticket-main strong {
  display: block;
  margin-bottom: 2px;
}

.ticket-main p,
.ticket-meta p {
  margin-bottom: 0;
}

.ticket-icon,
.empty-icon {
  border-radius: 16px;
  flex: 0 0 auto;
  height: 46px;
  width: 46px;
}

.ticket-meta {
  flex: 0 0 auto;
  text-align: right;
}

.empty-state {
  align-items: center;
  display: grid;
  justify-items: center;
  margin: 0 auto;
  max-width: 520px;
  padding: 36px 18px;
  text-align: center;
}

.empty-icon {
  height: 58px;
  margin-bottom: 16px;
  width: 58px;
}

.back-link {
  display: inline-block;
  font-weight: 800;
  margin-bottom: 18px;
  text-decoration: none;
}

.description-text {
  color: var(--text);
  font-size: 1.02rem;
}

.ticket-attachments {
  margin-top: 22px;
}

.ticket-attachments h3 {
  margin-bottom: 10px;
}

.large-images img {
  height: 150px;
  width: 210px;
}

.compact-conversation {
  max-height: calc(100vh - 140px);
  overflow: auto;
}

.sr-only {
  height: 1px;
  margin: -1px;
  overflow: hidden;
  padding: 0;
  position: absolute;
  width: 1px;
}

.admin-nav {
  background: rgba(59, 91, 219, 0.1);
  color: var(--primary);
}

.admin-grid {
  display: grid;
  gap: 18px;
  margin-bottom: 22px;
}

.stats-grid {
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
}

.two-column {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.compact-list .ticket-row {
  align-items: flex-start;
}

.filter-bar {
  align-items: center;
  display: grid;
  gap: 12px;
  grid-template-columns: minmax(220px, 1fr) repeat(3, auto);
}

select {
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  color: var(--text);
  font: inherit;
  padding: 13px 14px;
}

.table-card {
  overflow-x: auto;
}

.admin-table {
  display: grid;
  min-width: 940px;
}

.admin-table-row {
  align-items: center;
  border-bottom: 1px solid var(--border);
  display: grid;
  gap: 14px;
  grid-template-columns: 1.4fr 1.1fr 0.7fr 0.7fr 1.4fr;
  padding: 14px 0;
}

.admin-table-row:last-child {
  border-bottom: 0;
}

.table-head {
  color: var(--subtle);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.inline-action,
.action-row {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.small-button {
  font-size: 0.84rem;
  padding: 8px 12px;
}

.danger-button {
  background: #fef3f2;
  border: 1px solid #fecdca;
  box-shadow: none;
  color: var(--danger);
}

.danger-button:hover {
  background: #fee4e2;
  box-shadow: none;
}

.danger-pill {
  background: #fef3f2;
  color: var(--danger);
}

.audit-list {
  display: grid;
  gap: 12px;
}

.audit-item {
  background: rgba(255, 255, 255, 0.64);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 14px;
}

.audit-item p {
  margin-bottom: 0;
}

.audit-row {
  align-items: center;
  display: flex;
  gap: 16px;
  justify-content: space-between;
}

.field-help {
  color: var(--muted);
  font-size: 0.86rem;
  font-weight: 500;
}

@media (max-width: 980px) {
  .auth-layout,
  .chat-grid,
  .ticket-detail-grid,
  .two-column {
    grid-template-columns: 1fr;
  }

  .side-column {
    position: static;
  }

  .auth-layout {
    min-height: auto;
  }
}

@media (max-width: 720px) {
  .app-shell {
    padding: 10px;
  }

  .topbar,
  .hero-card,
  .row,
  .ticket-row {
    align-items: stretch;
    border-radius: 24px;
    flex-direction: column;
  }

  .topbar {
    position: static;
  }

  .nav-links {
    justify-content: flex-start;
  }

  .user-chip {
    max-width: 100%;
  }

  .container {
    padding-top: 22px;
  }

  .hero-card,
  .card {
    padding: 22px;
  }

  .chat-composer {
    grid-template-columns: 1fr;
  }

  .composer-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .chat-transcript {
    max-height: none;
    min-height: 320px;
  }

  .bubble.user,
  .bubble.assistant {
    max-width: 100%;
  }

  .ticket-meta {
    text-align: left;
  }

  .filter-bar {
    grid-template-columns: 1fr;
  }

  .audit-row {
    align-items: flex-start;
    flex-direction: column;
  }
}